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Head to head · Prices checked Oct 31, 2026

AULA F99 vs Epomaker EK21

Get the AULA F99 for rapid trigger and the 8,000 mAh battery. Get the Epomaker EK21 for knob.

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EPOMAKER x AULA F99

Rapid trigger

AULA F99

4.8 · 33 reviews

from$63at Epomaker

90-day low

EPOMAKER EK21

Knob

Epomaker EK21

4.5 · 34 reviews

from$33at Epomaker

90-day low

Quick verdict

Which one should you get?

Get the

AULA F99

Rapid trigger

Build quality in the bottom 35% of 96% boards under $100.

Rules this board out

  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • Compact full-size layout. The numpad is present, the gaps of a full-size board are not.

Get the

Epomaker EK21

Knob

Build quality in the top 25% of Numpad boards under $50.

Rules this board out

  • Numpad only. This is not a full keyboard.

What actually differs

The differences that matter

Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.

AULA F99

Epomaker EK21

  • Layout size

    96%

    Numpad

  • Rapid trigger

    Yes

    No

    Faster resets help in games and not in normal typing

  • Battery

    8,000 mAh

    1,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    ABS, PBT, Plastic

    ABS

  • Knob

    No

    Yes

KeebFinder scores

How we score
  • AULA F99
  • Epomaker EK21
Performance
58
78
Build quality
56
76
Productivity
87
87
Customizability
65
82
Portability
62
88

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Switch options: Linear
  • Mount style: Gasket Mount
  • Sound dampening
  • Keycaps: PBT
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

AULA F99

4.8

33 owner reviews

Praise
“I am really enjoying using AULA f99! UX is 10/10 The only negative thing is the battery indicator, I find it quite confusing therefore I turned it off alltogether.”
Aleksandar V.Verified buyer· via Epomaker
Critique
“Good product - poor service. The order wasnt filed and the stock ran out. Then for the replacement item to be filled it took way too long for the order to arrive and complete a customer build.”
Geoffrey P.Verified buyer· via Epomaker

Epomaker EK21

4.5

34 owner reviews

Praise
“Great wireless connectivity, sounds and feels as good as my 200$ custom keyboard. Great buy especially with the discount, would definitely buy again.”
Jared T.Verified buyer· via Epomaker
Critique
“I have had this thing for years, I have updated to every Json file and firmware file I can find and it has NEVER worked right, Either the Json file or the firmware is jacked up and no one at Epomaker can give me any explanation. This numpad is the reason I…”
Chris· via Epomaker

Full specs

AULA F99 vs Epomaker EK21 specs

Every tracked spec, side by side. Rows marked with a dot differ between the boards.

13 of 25 specs differ

AULA F99

Epomaker EK21

Typing & switches

Switch options

Linear
Linear

Rapid trigger

Yes
No

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

96%
Numpad

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

8,000 mAhBetter
1,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, PBT, Plastic
ABS

Plate material

FR4, Plastic, Polycarbonate
Polycarbonate

Keycaps

PBT
PBT

Weight

1,023 g
200 g

Dimensions

43 x 147 x 391 mm
29 x 138 x 93 mm

Backlight

RGB, north-facing
RGB

Firmware & software

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2025

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Lowest price across stores, Amazon excluded.

AULA F994 stores

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